From 4cf71a8c15b38ca98e8b6aef03fe64dfbba51492 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sat, 16 Jul 2011 02:01:17 -0700
Subject: [PATCH] pthread_sigmask: ensure usleep is declared

* lib/pthread_sigmask.c [PTHREAD_SIGMASK_UNBLOCK_BUG]:
Include <unistd.h>, to declare usleep.  Needed on Solaris 8,
---
 ChangeLog             | 6 ++++++
 lib/pthread_sigmask.c | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 6dbe404ba..a521e9b2b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-07-16  Paul Eggert  <eggert@cs.ucla.edu>
+
+	pthread_sigmask: ensure usleep is declared
+	* lib/pthread_sigmask.c [PTHREAD_SIGMASK_UNBLOCK_BUG]:
+	Include <unistd.h>, to declare usleep.  Needed on Solaris 8,
+
 2011-07-15  Paul Eggert  <eggert@cs.ucla.edu>
 
 	doc: Document NonStop portability issues.
diff --git a/lib/pthread_sigmask.c b/lib/pthread_sigmask.c
index 349f7ad5c..11d549cad 100644
--- a/lib/pthread_sigmask.c
+++ b/lib/pthread_sigmask.c
@@ -22,6 +22,10 @@
 #include <errno.h>
 #include <stddef.h>
 
+#if PTHREAD_SIGMASK_UNBLOCK_BUG
+# include <unistd.h>
+#endif
+
 int
 pthread_sigmask (int how, const sigset_t *new_mask, sigset_t *old_mask)
 #undef pthread_sigmask
-- 
2.11.0